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Maintenance Information: Overview Ford Pickup F250

Procedures 7 illustrations ~3050 words

INTERIOR FUSE PANEL IDENTIFICATION (F-150/250 LIGHT DUTY)

The fuse panel is located below and to the left of the steering wheel by the brake pedal.

Scheme 1

Scheme 1: INTERIOR FUSE PANEL IDENTIFICATION (F-150/250 LIGHT DUTY)
Scheme 1: INTERIOR FUSE PANEL IDENTIFICATION (F-150/250 LIGHT DUTY)

Interior Fuse & Circuit Breaker Identification

  1. 1 - 15 Amp Flasher Relay
  2. 2 - 5 Amp Instrument Cluster
  3. 3 - 25 Amp Cigar Lighter
  4. 4 - 5 Amp Park Lamp Relay, Headlamp Relay, Autolamp Module, Remote Anti-Theft Personality Module, Power Mirror Switch
  5. 5 - 15 Amp Transmission Range Sensor (A/T) (Vehicles built before 6/24/96), Digital Transmission Range Sensor (A/T) (Vehicles built after 6/24/96), Backup Lamp Switch (M/T), Daytime Running Lamps Module, Speed Control Servo/Amplifier Assembly, Heater-A/C Control Assembly, Blend Door Actuator
  6. 6 - 5 Amp Shift Lock Actuator, Generic Electronic Module, Rear Air Suspension Module
  7. 7 - NOT USED
  8. 8 - 5 Amp Radio, Main Light Switch, Remote Anti Theft Personaltiy Module
  9. 9 - NOT USED
  10. 10 - NOT USED
  11. 11 - 30 Amp Washer Pump Relay Wiper Run/Park Relay, Wiper Hi/Lo Relay, Windshield Wiper Motor
  12. 12 - 5 Amp Data Link Connector
  13. 13 - 15 Amp Rear Anti Lock Brake System Module, Brake On/Off Switch, Brake Pressure Switch
  14. 14 - 15 Amp Battery Saver Relay, Interior Lamp Relay
  15. 15 - 5 Amp Generic Electronic Module
  16. 16 - 20 Amp Instrument Cluster (W/O DRL), Daytime Running Lamps Module, Hi-Beam Headlamps (Power Supplied Through Multi-Function Switch)
  17. 17 - NOT USED
  18. 18 - 5 Amp Park Lamp Relay, Trailer Electronic Brake Controller, Main Light Switch, Trailer Tow Run Relay, Front Park/Turn Lamps, License Lamps, Stop/Park/Turn Lamps, Tail/Side Marker Lamps (Power Supplied Through Main Light Switch)
  19. 19 - 10 Amp Instrument Cluster
  20. 20 - 5 Amp Powertrain Control Module (PCM), Generic Electronic Module/Central Timer Module
  21. 21 - 15 Amp Clutch Pedal Position Switch (W/O RAP), Starter Interrupt Relay (W/ RAP)
  22. 22 - 10 Amp Air Bag Diagnostic Monitor, Passive De-Activation (PAD) Module
  23. 23 - 10 Amp Trailer Tow Battery Charge Relay, 4x4 Hub Solenoid, 4x2 Hub Solenoid, Flasher Relay, Shift On The Fly Relay
  24. 24 - 10 Amp Blower Relay
  25. 25 - 5 Amp 4 wheel Anti-Lock Brake System (4WABS) Module, 4WABS Relay
  26. 26 - 10 Amp Daytime Running Lamps Module, Right Headlamp
  27. 27 - 5 Amp Main Light Switch, Fog Lamp Relay
  28. 28 - 10 Amp Left Headlamp
  29. 29 - 5 Amp Autolamp Module, Instrument Cluster, Transmission Control Switch, Brake Warning Resistor/Diode Assembly (W/RABS)
  30. 30 - 30 Amp Radio Noise Capacitor, Ignition Coil, PCM Power Diode NOT USED
  31. Relay 1 Interior Lamp Relay
  32. Relay 2 Battery Saver Relay
  33. Relay 3 Not Used
  34. Relay 4 One Touch Down Relay
  35. Relay 5 ACC Delay Relay

UNDERHOOD FUSE PANEL IDENTIFICATION (F-150/250 LIGHT DUTY)

The underhood fuse panel (power distribution box) is located in the engine compartment on the left-hand fender apron.

WARNINGAlways disconnect battery ground cable before servicing high-current fuses. It is recommended that high-current fuses be replaced by a qualified technician.

Scheme 2

Scheme 2
Scheme 2

Fuse & Relay Identification (Vehicles Built Before 6/24/96)

  1. 1 - 20 Amp (Mini) Trailer Tow Running Lamp Relay, Trailer Tow Backup Lamp Relay
  2. 2 - 10 Amp (Mini) Airbag Diagnostic Monitor
  3. 3 - NOT USED
  4. 4 - NOT USED
  5. 5 - 20 Amp (Mini) Horn Relay
  6. 6 - 15 Amp (Mini) Radio, Premium Sound Amplifier, CD Changer
  7. 7 - 15 Amp (Mini) Main Light Switch, Park Lamp Relay
  8. 8 - 30 Amp (Mini) Main Light Switch, Headlamp Relay, Multi-Function Switch
  9. 9 - 15 Amp (Mini) Daytime Running Lamps Module, Fog Lamp Relay
  10. 10 - 25 Amp (Mini) Auxiliary Power Socket
  11. 11 - NOT USED
  12. 12 - NOT USED
  13. 13 - NOT USED
  14. 14 - 60 Amp (Maxi) 4 Wheel Anti-Lock Brake System (4WABS) Module
  15. 20 Amp (Maxi) Ignition Switch (With RABS Only)
  16. 15 - NOT USED
  17. 16 - 40 Amp (Maxi) Trailer Tow Battery Charge Relay, Engine Fuse Module (Fuse 2)
  18. 17 - 30 Amp (Maxi) Shift On The Fly Relay, Transfer Case Shift Relay
  19. 18 - 30 Amp (Maxi) Power Seat Control Switch
  20. 19 - 20 Amp (Maxi) Fuel Pump Relay
  21. 20 - 50 Amp (Maxi) Ignition Switch (B4 & B5)
  22. 21 - 50 Amp (Maxi) Ignition Switch (B1 & B2)
  23. 22 - 50 Amp (Maxi) Junction Fuse Box/Relay Panel Battery Feed
  24. 23 - 40 Amp (Maxi) Blower Relay
  25. 24 - 30 Amp (Maxi) PCM Power Relay, Engine Fuse Module (Fuse 1)
  26. 25 - 30 Amp (Maxi) Junction Fuse/Relay Panel, ACC Delay Relay
  27. 26 - 20 Amp (Maxi) All Unlock Relay, All Lock Relay, Driver Unlock Relay, Left Power Door Lock Switch, Right Power Door Lock Switch
  28. 27 - NOT USED
  29. 28 - 30 Amp (Maxi) Trailer Electronic Brake Controller
  30. 29 - NOT USED

Fuse & Relay Identification (Vehicles Built After 6/24/96)

  1. 1 - 20 Amp (Mini) Trailer Tow Running Lamp Relay, Trailer Tow Backup Lamp Relay
  2. 2 - 10 Amp (Mini) Airbag Diagnostic Monitor
  3. 3 - 15 Amp (Mini) All Unlock Relay, All Lock Relay, Driver Unlock Relay, LH Power Lock Switch, RH Power Lock Switch
  4. 4 - 15 Amp (Mini) Rear Air Suspension
  5. 5 - 20 Amp (Mini) Horn Relay
  6. 6 - 15 Amp (Mini) Radio, Premium Sound Amplifier, CD Changer
  7. 7 - 15 Amp (Mini) Main Light Switch, Park Lamp Relay
  8. 8 - 30 Amp (Mini) Main Light Switch, Headlamp Relay, Multi-Function Switch
  9. 9 - 15 Amp (Mini) Daytime Running Lamps Module, Fog Lamp Relay
  10. 10 - 25 Amp (Mini) Auxiliary Power Socket
  11. 11 - NOT USED
  12. 12 - NOT USED
  13. 13 - NOT USED
  14. 14 - 60 Amp (Maxi) 4 Wheel Anti-Lock Brake System (4WABS) Module
  15. 20 Amp (Maxi) Ignition Switch (With RABS Only)
  16. 15 - 50 Amp (Maxi) Rear Air Suspension Compressor
  17. 16 - 40 Amp (Maxi) Trailer Tow Battery Charge Relay, Engine Fuse Module (Fuse 2)
  18. 17 - 30 Amp (Maxi) Shift On The Fly Relay, Transfer Case Shift Relay
  19. 18 - 30 Amp (Maxi) Power Seat Control Switch
  20. 19 - 20 Amp (Maxi) Fuel Pump Relay
  21. 20 - 50 Amp (Maxi) Ignition Switch (B4 & B5)
  22. 21 - 50 Amp (Maxi) Ignition Switch (B1 & B2)
  23. 22 - 50 Amp (Maxi) Junction Fuse Box/Relay Panel Battery Feed
  24. 23 - 40 Amp (Maxi) Blower Relay
  25. 24 - 30 Amp (Maxi) PCM Power Relay, Engine Fuse Module (Fuse 1)
  26. 25 - 30 Amp (Maxi) Junction Fuse/Relay Panel, ACC Delay Relay
  27. 26 - 20 Amp (Maxi) All Unlock Relay, All Lock Relay, Driver Unlock Relay, Left Power Door Lock Switch, Right Power Door Lock Switch
  28. 27 - NOT USED
  29. 28 - 30 Amp (Maxi) Trailer Electronic Brake Controller
  30. 29 - NOT USED

PRIMARY BATTERY FUSES IDENTIFICATION (F150/250 LD)

The location of the primary battery fuse box is next to the starter relay in the engine compartment.

Scheme 3

Scheme 3: PRIMARY BATTERY FUSES IDENTIFICATION (F150/250 LD)
Scheme 3: PRIMARY BATTERY FUSES IDENTIFICATION (F150/250 LD)

Fuse Identification

  1. 1 - 175 Amp Power Network Box Megafuse
  2. 2 - 175 Amp Altermator Megafuse
  3. 3 - 20 Amp Alternator Field Minifuse

ENGINE MINI FUSE BLOCK IDENTIFICATION (F150/250 LD)

The location of the engine mine fuse block is on the left fender behind the power distribution box.

Scheme 4

Scheme 4: ENGINE MINI FUSE BLOCK IDENTIFICATION (F150/250 LD)
Scheme 4: ENGINE MINI FUSE BLOCK IDENTIFICATION (F150/250 LD)
  1. 1 - 5 Amp Powertrain Control Module
  2. 2 - 20 Amp Trailer Tow Stop/Turn Lamps
  3. 3 - NOT USED
  4. 4 - NOT USED
  5. 5 - NOT USED
  6. 6 - NOT USED

INTERIOR FUSE PANEL IDENTIFICATION (F-250HD/350/SUPER DUTY)

The fuse panels for F-150/250/350 and F-Super Duty Chassis are located on the instrument panel behind access door, left of the steering column.

Scheme 5

Scheme 5: INTERIOR FUSE PANEL IDENTIFICATION (F-250HD/350/SUPER DUTY)
Scheme 5: INTERIOR FUSE PANEL IDENTIFICATION (F-250HD/350/SUPER DUTY)
  1. 1 - 30 Amp Heater A/C Blower
  2. 2 - 8.25 Amp (Circuit Breaker) Wiper/Washer
  3. 3 - Not Used
  4. 4 - 15 Amp Warning Buzzer/Chime Module, Exterior, Lights, Instrument Illumination, Trailer Exterior Light Relay
  5. 5 - 10 Amp Air Bag System
  6. 6 - 15 Amp A/C Clutch, Diesel, Auxiliary Fuel Selector
  7. 7 - 15 Amp Turn Signal Lights, Rear Window Defrost (Diesel Only)
  8. 8 - 15 Amp Courtesy, Dome & Cargo Lights, Electric Outside Mirrors, Radio/Clock Memory, Speedometer Memory, Warning Buzzer/Chime Module
  9. 9 - 15 Amp Power Point
  10. 10 - 4 Amp Instrument Panel Illumination
  11. 11 - 15 Amp Radio, Radio Display Dimmer
  12. 12 - 20 Amp Power Lumbar, Power Door Locks, Electronic Shift Motor 4WD, Key Switch & Tailgate Power, Window (Diesel)
  13. 13 - 15 Amp Stoplights, Hazard Lights, Keep Alive Memory Power (F-Series Only), Electronic Engine Control, Speed Control, Anti-Lock Brakes, Stop Sense For: Anti-Lock Brakes & Electronic Engine Control
  14. 14 - 20 Amp Power Windows, Instrument Panel Switch
  15. 15 - 20 Amp Anti-Lock Brakes
  16. 16 - 15 Amp Cigarette Lighter
  17. 17 - 10 Amp Warning Buzzer/Chime Module, Warning Indicators, Gauges, Tachometer, Transmission, Control Switch & Indicator Light
  18. 18 - 10 Amp Speed Control, Electronic Shift Module (4WD), Speedometer

UNDERHOOD FUSE PANEL IDENTIFICATION (F-250HD/350/SUPER DUTY)

The underhood fuse panel (power distribution box) is located in the engine compartment on the left-hand fender apron.

WARNINGAlways disconnect battery ground cable before servicing high-current fuses. It is recommended that high-current fuses be replaced by a qualified technician.

Scheme 6

Scheme 6
Scheme 6

Scheme 7

Scheme 7
Scheme 7

Fuse & Relay Identification (Gas Engines Only)

  1. 1 - 20 Amp Radio
  2. 2 - NOT USED
  3. 3 - 30 Amp Horn Relay, Daytime Running Lights, Headlamp Flash-to-Pass
  4. 4 - 25 Amp Trailer Marker Lamps Relay, Trailer Backup Lamps Relay
  5. 5 - 15 Amp Heated Oxygen Sensor, Backup Lights, Trailer Battery Charge Relay, Daytime Running Lamps, Speed Control
  6. 6 - 5 Amp Trailer Right Stop/Turn Lights
  7. 7 - 5 Amp Trailer Left Stop/Turn Lights
  8. 8 - NOT USED
  9. 9 - 30 Amp PCM Power Relay, Powertrain Control Module
  10. 10 - 20 Amp See Fuses 15 & 18, Starter Relay
  11. 11 - NOT USED
  12. 12 - 20 Amp Diode Current Flows From Fuse 22 to PCM Power Relay
  13. 13 - 50 Amp See Fuses 5, 9, and 13
  14. 14 - NOT USED
  15. 15 - 50 Amp See Fuses 1, 5, and 7
  16. 16 - 20 Amp Fuel Pump Relay
  17. 17 - 50 Amp Generator Charge Indicator, Instrument Cluster, See Fuses 2, 6, 11, 17, Maxi Fuse 22, and Ciruit Breaker 14.
  18. 18 - 30 Amp Trailer Battery Charge Relay
  19. 19 - 40 Amp Main Light Switch, Headlamps (Fog Lamp Indicator Lamp, Fog Lamp Relay Coil (Lighting Only))
  20. 20 - 50 Amp Instrument Panel Fuses: 4, 8, 16, Circuit Breaker 12
  21. 21 - 30 Amp Trailer Electronic Brake Control Unit
  22. 22 - 20 Amp Ignition System, PCM Power Relay Coil

Fuse & Relay Identification (Diesel Engines Only)

  1. 1 - 20 Amp Radio
  2. 2 - 15 Amp Ambulance (Diesel 200 Amp Generator/Voltage Regulator Only)
  3. 3 - 30 Amp Horn Relay, Daytime Running Lights, Headlamp Flash-to-Pass
  4. 4 - 25 Amp Trailer Marker Lamps Relay, Trailer Backup Lamps Relay
  5. 5 - 15 Amp Heated Oxygen Sensor, Backup Lights, Trailer Battery Charge Relay, Daytime Running Lamps, Speed Control
  6. 6 - 10 Amp Trailer Right Stop/Turn Lights
  7. 7 - 10 Amp Trailer Left Stop/Turn Lights
  8. 8 - 30 Amp Injector Driver Module (IDM) Relay
  9. 9 - 30 Amp PCM Power Relay, Powertrain Control Module, Electronic Transmission Control, Injector Pressure Regulator, Injector Driver Module
  10. 10 - 20 Amp See Fuses 15 & 18, Starter Relay
  11. 11 - NOT USED
  12. 12 - 20 Amp Diode Current Flows From Fuse 22 to PCM Power Relay
  13. 13 - 50 Amp See Fuses 5, 9, and 13
  14. 14 - NOT USED
  15. 15 - 50 Amp See Fuses 1, 5, and 7
  16. 16 - NOT USED
  17. 17 - 50 Amp Generator Charge Indicator, Instrument Cluster, See Fuses 2, 6, 11, 17, Maxi Fuse 22, and Ciruit Breaker 14.
  18. 18 - 30 Amp Trailer Battery Charge Relay
  19. 19 - 40 Amp Main Light Switch, Headlamps
  20. 20 - 50 Amp Instrument Panel Fuses: 4, 8, 16, Circuit Breaker 12
  21. 21 - 30 Amp Trailer Electronic Brake Control Unit
  22. 22 - 20 Amp Ignition System, PCM Power Relay Coil

INTERIOR FUSE PANEL IDENTIFICATION (F-SUPER DUTY MOTORHOME)

The location of the fuse panel for F-Super Duty Commercial and Motorhome Chassis is up to the body builder. The fuse panel for these models is usually located under the instrument panel near the steering column.

  1. 1 - Not Used
  2. 2 - 8.25 Amp Wiper/Washer
  3. 3 - Not Used
  4. 4 - 15 Amp Instrument Panel Warning Lights, PSOM, Warning Chime
  5. 5 - 15 Amp Daytime Running Lights Module, Backup Lights
  6. 6 - 10 Amp Body Builder Accessory Feed (Accessory & Run)
  7. 7 - 15 Amp PSOM, Parking Light Feed
  8. 8 - 15 Amp Body Builder Accessory Feed (Run Only)
  9. 9 - Not Used
  10. 10 - Not Used
  11. 11 - Not Used
  12. 12 - Not Used
  13. 13 - 5 Amp Instrument Panel Illumination
  14. 14 - 5 Amp Radio Feed
  15. 15 - Not Used
  16. 16 - Not Used
  17. 17 - Not Used
  18. 18 - Not Used

UNDERHOOD FUSE PANEL IDENTIFICATION (F-SUPER DUTY MOTORHOME)

The underhood fuse panel (power distribution box) is located in the engine compartment on the left-hand fender apron.

WARNINGAlways disconnect battery ground cable before servicing high-current fuses. It is recommended that high-current fuses be replaced by a qualified technician.

Note. (Scheme 5)

Fuse & Relay Identification (F-Super Duty Motorhome)

  1. 1 - 15 Amp Stop/Hazard Lights, Speed Control
  2. 2 - 20 Amp Flash-to-Pass
  3. 3 - 20 Amp Horn
  4. 4 - 20 Amp Body Builder Battery Feed (Positive)
  5. 5 - 15 Amp Turn signals, Heated Oxygen Sensor
  6. 6 - 10 Amp Speed Control
  7. 7 - 15 Amp Cigarette Lighter
  8. 8 - Not Used
  9. 9 - Not Used
  10. 10 - Not Used
  11. 11 - 20 Amp Starter Relay Coil
  12. 12 - Diode Electronic Engine Control Relay
  13. 13 - 20 Amp Electronic Engine Control System, Fuel Pump Relay Coil
  14. 14 - 60 Amp Ignition Switch Feed
  15. 15 - 40 Amp Cigarette Lighter
  16. 16 - Not Used
  17. 17 - 30 Amp Headlights Marker Lights, PSOM
  18. 18 - 20 Amp Fuel Pump Feed
  19. 19 - 60 Amp Blower Motor
  20. 20 - Not Used
  21. 21 - Not Used
  22. 22 - 20 Amp TFI Module, Ignition Coil, Distributor Pickup, EEC Relay Coil
  23. Relay 1 Electronic Engine Control
  24. Relay 2 Fuel Pump
  25. Relay 3 Horn
  26. Relay 4 Blower Motor
  27. Relay 5 Not Used

The fuse panel is located below and to the left of the steering wheel by the brake pedal.

Note. (Scheme 1)

  1. 1 - 15 Amp Flasher Relay
  2. 2 - 5 Amp Instrument Cluster
  3. 3 - 25 Amp Cigar Lighter
  4. 4 - 5 Amp Park Lamp Relay, Headlamp Relay, Autolamp Module, Remote Anti-Theft Personality Module, Power Mirror Switch
  5. 5 - 15 Amp Transmission Range Sensor (A/T) (Vehicles built before 6/24/96), Digital Transmission Range Sensor (A/T) (Vehicles built after 6/24/96), Backup Lamp Switch (M/T), Daytime Running Lamps Module, Speed Control Servo/Amplifier Assembly, Heater-A/C Control Assembly, Blend Door Actuator
  6. 6 - 5 Amp Shift Lock Actuator, Generic Electronic Module, Rear Air Suspension Module
  7. 7 - NOT USED
  8. 8 - 5 Amp Radio, Main Light Switch, Remote Anti Theft Personaltiy Module
  9. 9 - NOT USED
  10. 10 - NOT USED
  11. 11 - 30 Amp Washer Pump Relay Wiper Run/Park Relay, Wiper Hi/Lo Relay, Windshield Wiper Motor
  12. 12 - 5 Amp Data Link Connector
  13. 13 - 15 Amp Rear Anti Lock Brake System Module, Brake On/Off Switch, Brake Pressure Switch
  14. 14 - 15 Amp Battery Saver Relay, Interior Lamp Relay
  15. 15 - 5 Amp Generic Electronic Module
  16. 16 - 20 Amp Instrument Cluster (W/O DRL), Daytime Running Lamps Module, Hi-Beam Headlamps (Power Supplied Through Multi-Function Switch)
  17. 17 - NOT USED
  18. 18 - 5 Amp Park Lamp Relay, Trailer Electronic Brake Controller, Main Light Switch, Trailer Tow Run Relay, Front Park/Turn Lamps, License Lamps, Stop/Park/Turn Lamps, Tail/Side Marker Lamps Power Supplied Through Main Light Switch)
  19. 19 - 10 Amp Instrument Cluster
  20. 20 - 5 Amp Powertrain Control Module (PCM), Generic Electronic Module/Central Timer Module
  21. 21 - 15 Amp Clutch Pedal Position Switch (W/O RAP), Starter Interrupt Relay (W/ RAP)
  22. 22 - 10 Amp Air Bag Diagnostic Monitor, Passive De-Activation (PAD) Module
  23. 23 - 10 Amp Trailer Tow Battery Charge Relay, 4x4 Hub Solenoid, 4x2 Hub Solenoid, Flasher Relay, Shift On The Fly Relay
  24. 24 - 10 Amp Blower Relay
  25. 25 - 5 Amp 4 wheel Anti-Lock Brake System (4WABS) Module, 4WABS Relay
  26. 26 - 10 Amp Daytime Running Lamps Module, Right Headlamp
  27. 27 - 5 Amp Main Light Switch, Fog Lamp Relay
  28. 28 - 10 Amp Left Headlamp
  29. 29 - 5 Amp Autolamp Module, Instrument Cluster, Transmission Control Switch, Brake Warning Resistor/Diode Assembly (W/RABS)
  30. 30 - 30 Amp Radio Noise Capacitor, Ignition Coil, PCM Power Diode
  31. 31 - NOT USED

The underhood fuse panel (power distribution box) is located in the engine compartment on the left-hand fender apron.

WARNINGAlways disconnect battery ground cable before servicing high-current fuses. It is recommended that high-current fuses be replaced by a qualified technician.

Note. (Scheme 2)

Fuse & Relay Identification

  1. 1 - 20 Amp (Mini) Trailer Tow Running Lamp Relay, Trailer Tow Backup Lamp Relay
  2. 2 - 10 Amp (Mini) Airbag Diagnostic Monitor
  3. 3 - 15 Amp (Mini) All Unlock Relay, All Lock Relay, Driver Unlock Relay, LH Power Lock Switch, RH Power Lock Switch
  4. 4 - 15 Amp (Mini) Rear Air Suspension
  5. 5 - 20 Amp (Mini) Horn Relay
  6. 6 - 15 Amp (Mini) Radio, Premium Sound Amplifier, CD Changer
  7. 7 - 15 Amp (Mini) Main Light Switch, Park Lamp Relay
  8. 8 - 30 Amp (Mini) Main Light Switch, Headlamp Relay, Multi-Function Switch
  9. 9 - 15 Amp (Mini) Daytime Running Lamps Module, Fog Lamp Relay
  10. 10 - 25 Amp (Mini) Auxiliary Power Socket
  11. 11 - NOT USED
  12. 12 - NOT USED
  13. 13 - NOT USED
  14. 14 - 60 Amp (Maxi) 4 Wheel Anti-Lock Brake System (4WABS) Module
  15. 20 Amp (Maxi) Ignition Switch (With RABS Only)
  16. 15 - 50 Amp (Maxi) Rear Air Suspension Compressor
  17. 16 - 40 Amp (Maxi) Trailer Tow Battery Charge Relay, Engine Fuse Module (Fuse 2)
  18. 17 - 30 Amp (Maxi) Shift On The Fly Relay, Transfer Case Shift Relay
  19. 18 - 30 Amp (Maxi) Power Seat Control Switch
  20. 19 - 20 Amp (Maxi) Fuel Pump Relay
  21. 20 - 50 Amp (Maxi) Ignition Switch (B4 & B5)
  22. 21 - 50 Amp (Maxi) Ignition Switch (B1 & B2)
  23. 22 - 50 Amp (Maxi) Junction Fuse Box/Relay Panel Battery Feed
  24. 23 - 40 Amp (Maxi) Blower Relay
  25. 24 - 30 Amp (Maxi) PCM Power Relay, Engine Fuse Module (Fuse 1)
  26. 25 - 30 Amp (Maxi) Junction Fuse/Relay Panel, ACC Delay Relay
  27. 26 - 20 Amp (Maxi) All Unlock Relay, All Lock Relay, Driver Unlock Relay, Left Power Door Lock Switch, Right Power Door Lock Switch
  28. 27 - NOT USED
  29. 28 - 30 Amp (Maxi) Trailer Electronic Brake Controller
  30. 29 - NOT USED

The location of the primary battery fuse box is next to the starter relay in the engine compartment.

Note. (Scheme 3)

  1. 1 - 175 Amp Power Network Box Megafuse
  2. 2 - 175 Amp Altermator Megafuse
  3. 3 - 20 Amp Alternator Field Minifuse

The location of the engine mine fuse block is on the left fender behind the power distribution box.

Note. (Scheme 4)

  1. 1 - 5 Amp Powertrain Control Module
  2. 2 - 20 Amp Trailer Tow Stop/Turn Lamps
  3. 3 - NOT USED
  4. 4 - NOT USED
  5. 5 - NOT USED
  6. 6 - NOT USED

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